Granted Patent
Utility
US 5,274,273 · App. 07/830,005
Method and apparatus for establishing a threshold with the use of a delay line
Inventors:
Mark J. Baginski, Ernest S. Gasser, Dale W. Jessen
Patented Case
View Patent ↗
Granted: Dec 28, 1993
Filed: Jan 31, 1992
Inventors
Mark J. Baginski
Ernest S. Gasser
Dale W. Jessen
Assignee (at issue)
Sperry Marine Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.